strapi/test/context/onerror.js

'use strict';

const request = require('supertest');

const Koa = require('../..').server;

describe('ctx.onerror(err)', function () {
  it('should respond', function (done) {
    const app = new Koa();

    app.use(function * () {
      this.body = 'something else';
      this.throw(418, 'boom');
    });

    const server = app.listen();

    request(server)
    .get('/')
    .expect(418)
    .expect('Content-Type', 'text/plain; charset=utf-8')
    .expect('Content-Length', '4')
    .end(done);
  });

  it('should unset all headers', function (done) {
    const app = new Koa();

    app.use(function * () {
      this.set('Vary', 'Accept-Encoding');
      this.set('X-CSRF-Token', 'asdf');
      this.body = 'response';

      this.throw(418, 'boom');
    });

    const server = app.listen();

    request(server)
      .get('/')
      .expect(418)
      .expect('Content-Type', 'text/plain; charset=utf-8')
      .expect('Content-Length', '4')
      .end(function (err, res) {
        if (err) {
          return done(err);
        }

        res.headers.should.not.have.property('vary');
        res.headers.should.not.have.property('x-csrf-token');

        done();
      });
  });

  describe('when invalid err.status', function () {
    describe('not number', function () {
      it('should respond 500', function (done) {
        const app = new Koa();

        app.use(function * () {
          this.body = 'something else';
          const err = new Error('some error');
          err.status = 'notnumber';
          throw err;
        });

        const server = app.listen();

        request(server)
          .get('/')
          .expect(500)
          .expect('Content-Type', 'text/plain; charset=utf-8')
          .expect('Internal Server Error', done);
      });
    });

    describe('not http status code', function () {
      it('should respond 500', function (done) {
        const app = new Koa();

        app.use(function * () {
          this.body = 'something else';
          const err = new Error('some error');
          err.status = 9999;
          throw err;
        });

        const server = app.listen();

        request(server)
          .get('/')
          .expect(500)
          .expect('Content-Type', 'text/plain; charset=utf-8')
          .expect('Internal Server Error', done);
      });
    });
  });

  describe('when non-error thrown', function () {
    it('should response non-error thrown message', function (done) {
      const app = new Koa();

      app.use(function * () {
        throw 'string error';
      });

      const server = app.listen();

      request(server)
        .get('/')
        .expect(500)
        .expect('Content-Type', 'text/plain; charset=utf-8')
        .expect('Internal Server Error', done);
    });
  });
});